[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-27 Thread welkerpaul
Hannes,
sincerely thank you very much for answering in spite of the panic 
that's taken place here.

Being away on business I missed the entire buzz. My first reaction 
was to keep it with Francis and steer clear of the soi-disant svg-
developers owners and group moderators.
Yet the caused confusion yielded in some valuable contributions (in 
my opinion). 
Thanks Doug for clarification that sometimes one may feel offended 
when no offense was intended.

Sincerely Hannes, I did not have the smallest intention to bash your 
work! I just realized the vast amount of work you've put into your 
simulation, it did hurt me to have to stand by and see it happening, 
or rather it was like an instant recall of a familiar pain! 
Moreover, you didn't ask for comments off-list.

Obviously some folks on this group want to ignore the fact that svg 
is hardly ever present on the web. Despite the fact that usable 
plugin(s) have been around for years now. One has to stay off this 
list if he takes the freedom of expression that bloating svg at a 
snail's pace wouldn't be ultima ratio in this situation?
On the other hand, it is not clear how much svg takes place at 
intranet level? There's definitely some svg use at large scale 
company intranets. I've been caught up in a number of that kind. The 
big question is, if these projects would have any chance if they 
would be planned today? I do have my doubts. Today, you'll have a 
very hard time to get roll-out clearance for a plugin that bypasses 
maintenanced parsers, script interpreters and c-s communication... 
There are too many expensive kludges to get around the svg-dhtml dom 
isolation issues... And, finally, you might end up with server-side 
pdf generation for printouts calling the entire svg stuff into 
question. After all, servers load isn't that crucial at the intranet 
level.

To get back to the simulation sample, I've been truly curious about 
some platform decision insights. Now, that svg tempts people into 
bottom-up design, actually implies the simplicity to knock a demo 
together using notepad. There's no question that real world projects 
will have top-down design and require roi tables. The bike 
simulation looked somewhat like a real world example. Also one may 
notice that a real web application would require a lot of extra 
plumbing taking care of different client browser/viewer 
implementations. 
Again, considering the enormous number of man-hours you've put into 
your project, I also think this svg-developers group is jointly 
responsible for a type of svg engineering that's not going to work 
for a svg-mass-phenomenon we all would desperately like to spread 
out to real world. Besides the academic world, one has to pay the 
prize for an (hand crafted) ajax (awkward named hype) application. 
For high responsive webapps with far reach and server load 
importance handcrafted ajax solutions are perfectly valid. For svg's 
spread in the first place it's not very helpful. If I remember 
rightly Corel's svg js-lib thing was a disaster. Whenever it suits 
you want applications to generate all this complex stuff against 
various profiles and implementations, right? IMHO, those who are 
willing to bring in more and more 'complexibility' into svg are 
inimical to svg's initial spread. I'm not sure who's the solid svg 
community that asked w3c to bloat svg forever. Pretty much 
impertinent to serve someone with a deportation if one doesn't agree 
in this matter. Ultimately, svg should convince the mass (hence it 
follows browser *vendors*) by it's characteristic features! There 
shouldn't be any need to mix up svg with browser preferences, open 
source zealots, or market monopoly hue and cry. Ok, I'll stop here.

'One shouldn't demand too much of the ordinary web user, but expect 
resistance if a web user feels helpless in the face of a web page.'  
Hannes, you've got me wrong here, wasn't against *your* application. 
It's a general skepticism that svg widgets replacing common controls 
and old familiar gui elements do suffer from major usability 
deficits. I want that eg. scrollbars or picklists *operate* and show 
up identical throughout the system. Well blow me, I guess it's 
definitely a must for the occasional app.

I feel no desire to offend other people, but I have no compunction 
not to complain about the unfortunate w3c-adobe alliance concerning 
xml graphics. Together they just made sure that investing into svg 
is comparable to gambling.
And yes, there's been no essential svg progress at adobe since M. 
Bierman left the building, nevertheless it took years of stagnation 
until others took the risk of implementing the complex spec. Even 
now there're still chances left that adobe might strike back given 
their influence and implementation lead concerning svg. I for one do 
not want encourage the use and development of svg to them again and 
again.

That's all. Every single comment is welcome, off-list of course, due 
to the new policy;-)
And, please 

[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-24 Thread Hannes Fleischer
paul, you answered the wrong question! the right question would 
be: would you do in svg again, not why did you do in svg?

sometimes, things start small, and keep growing ever after. while svg 
was perfectly suited in the beginning, your question might be 
justified by now. 

to be honest, sometime around january i was seriously considering 
porting everything to another platform, but for several very good 
reasons i choose not to, at least not now.

i would like to know, where are those more productive platforms? 
should be viewable on the web, should'nt ask too much of the user 
when it comes to installing the plugin or runtime, 

finally, let me assure you, i will not leave people helpless in the 
face of a web page. my project does not force anybody to use a fancy 
svg navigation. it does not keep you from going anywhere because of 
being too complex.

the complexity is contained in the subject itself and not in the 
implementation. my application gives experts (or to be experts) the 
opportunity to deal with their matters in a very straighforward way. 
people use my application because it gives them the complexity they 
want in a very simplistic way (as measured by comparable software)

best regards,

Hannes




--- In svg-developers@yahoogroups.com, welkerpaul [EMAIL PROTECTED] 
wrote:
 --- In svg-developers@yahoogroups.com, Hannes Fleischer 
 [EMAIL PROTECTED] wrote:
 ...
 Hannes,
  up front, I feel sorry for you adding the following comment to 
your 
 post. I got strong counters from Alastair concerning a similar 
 topic, so please don't feel hold cheap if people's thoughts differ 
 on the matter.
 Your svg bike simulation is a very impressive showcase for a svg 
 expenditure. In fact, it's one of these hefty tome applications 
 using the svg applet as a runtime engine. 
 I'm eager to learn why you did choose svg for your bike simulation. 
 On the one hand there're more productive application platforms to 
 choose from, on the other hand taking the hassle of building a 
 javascripted webapp from ground would take it for granted having 
 reasonable reach for the app?
 I'm curious to know, most of the talk in this group is about 
 scripting svg. I'm even more curios about svg's roadmap, so the 
 following words are only indirectly related to your simulation:
 We know that browsers aren't built as a platform engine for 
 webapplications. The w3c graphics group was/is about evolving a 
 platform for helping out web developers with a platform for 
 arbitrary (web-)apps? I mean arbitrary in a literal sense since svg 
 will foster one missing almost any common sense, usability and 
 design rules the web typifies to some degree these days? To put it 
 in slightly exaggerated terms:  Is a 'svg+javascript enabled web' 
 the ultimate way to 'break the web' employing w3c web standards? 
 No, this would be basically a distortion of facts, obviously 
talking 
 a lot of nonsense. 
 Anyway, it's adobe that bought in the flash-app svg aspects into w3c
 ($). The adobe svg viewer still rules svg today. But the viewer was 
 built as adobes pendant to macromedias flash player. It's a damned 
 runtime engine, greedy and slow, bears it own script realization 
and 
 server communication, and hardly talks to it's surrounding dom 
 implementation. And please, don't tell me they couldn't do any 
 better. At least for the major browser it's straightforward and 
 ordinary difficult to implement inline svg though binary behaviors. 
 
 So please, someone tell me that svg was evolved to add better 
 graphics to a web page rather than replacing the web page with a 
 bulky proprietary application. Is svg going to end as the flash for 
 students and the poor? Will we need a svg-spoofed-window popup 
 blocker in future? 
 One shouldn't demand too much of the ordinary web user, but expect 
 resistance if a web user feels helpless in the face of a web page. 
 On the contrary, svg needs to convince the public to call for svg 
 enabled browsers!?
 
 curios cheers
 Paul




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[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-21 Thread welkerpaul
--- In svg-developers@yahoogroups.com, Hannes Fleischer 
[EMAIL PROTECTED] wrote:
...
Hannes,
 up front, I feel sorry for you adding the following comment to your 
post. I got strong counters from Alastair concerning a similar 
topic, so please don't feel hold cheap if people's thoughts differ 
on the matter.
Your svg bike simulation is a very impressive showcase for a svg 
expenditure. In fact, it's one of these hefty tome applications 
using the svg applet as a runtime engine. 
I'm eager to learn why you did choose svg for your bike simulation. 
On the one hand there're more productive application platforms to 
choose from, on the other hand taking the hassle of building a 
javascripted webapp from ground would take it for granted having 
reasonable reach for the app?
I'm curious to know, most of the talk in this group is about 
scripting svg. I'm even more curios about svg's roadmap, so the 
following words are only indirectly related to your simulation:
We know that browsers aren't built as a platform engine for 
webapplications. The w3c graphics group was/is about evolving a 
platform for helping out web developers with a platform for 
arbitrary (web-)apps? I mean arbitrary in a literal sense since svg 
will foster one missing almost any common sense, usability and 
design rules the web typifies to some degree these days? To put it 
in slightly exaggerated terms:  Is a 'svg+javascript enabled web' 
the ultimate way to 'break the web' employing w3c web standards? 
No, this would be basically a distortion of facts, obviously talking 
a lot of nonsense. 
Anyway, it's adobe that bought in the flash-app svg aspects into w3c
($). The adobe svg viewer still rules svg today. But the viewer was 
built as adobes pendant to macromedias flash player. It's a damned 
runtime engine, greedy and slow, bears it own script realization and 
server communication, and hardly talks to it's surrounding dom 
implementation. And please, don't tell me they couldn't do any 
better. At least for the major browser it's straightforward and 
ordinary difficult to implement inline svg though binary behaviors. 

So please, someone tell me that svg was evolved to add better 
graphics to a web page rather than replacing the web page with a 
bulky proprietary application. Is svg going to end as the flash for 
students and the poor? Will we need a svg-spoofed-window popup 
blocker in future? 
One shouldn't demand too much of the ordinary web user, but expect 
resistance if a web user feels helpless in the face of a web page. 
On the contrary, svg needs to convince the public to call for svg 
enabled browsers!?

curios cheers
Paul





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[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-21 Thread Francis Hemsher
--- In svg-developers@yahoogroups.com, welkerpaul 
[EMAIL PROTECTED] wrote:
So please, someone tell me that svg was evolved to add better
graphics to a web page rather than replacing the web page with a
bulky proprietary application.

Hi Paul,
SVG is suffering from two tenants:

1. Just Another Flash Player?

2. Not understanding that SVG is a data driven graphic platform.

SVG may not have the wonderful animation capabilities that we have 
all come to love dearly in our Flash popups, but it can do some neat 
stuff if it is driven by data. A simple circle scooting across a web 
page that is indicating, in real time, the direction of a comet 
moving toward another bigger cirle, the earth?, may be interesting, 
don't you think, to the viewer?

It's not the grahic WOW that svg is about; its about the graphic 
display of data changing in space and time.

Regards,
Francis







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[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-21 Thread Alexander Adam
hi,

 SVG is suffering from two tenants:
 
 1. Just Another Flash Player?

Why? Only people that don't have a clue what SVG is are still trying
to say its a pure competitor to Flash which is simply not true. Or
would you say the same about XAML (for example)?
But you're right that there're a lot of people out there still saying
that.

 2. Not understanding that SVG is a data driven graphic platform.

Not only data driven, in the same way it could be a pure animated
graphic platform or a platform for interactivity.

 SVG may not have the wonderful animation capabilities that we have 
 all come to love dearly in our Flash popups, but it can do some neat 
 stuff if it is driven by data. 

Why only with data? I talked to a lot of professional Flash guys and
they loved the much simpler yet even powerful interpolated animation
system of svg. There's nothing you can do in Flash that you can't do
in svg regarding animations.

 It's not the grahic WOW that svg is about; its about the graphic 
 display of data changing in space and time.

Indeed it is among other things. Like the new cool vector effects in
1.2 or the standard filters in 1.1 (if working fast enough) which
isn't possible in Flash until nowadays (yes in Flash 8 but hey, where
is it?).

Among the graphical capabilities, I think one of the major features
of svg 1.2 will be sXBL as its the first time to have a standard for a
real component based web system which is the absolute basic
requirement for having a real Web-Application platform.

Thanks!
Alexander Adam
EvolGrafiX - http://www.EvolGrafiX.com
GoSVG.net! - http://www.GoSVG.net




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[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-20 Thread Hannes Fleischer
 You SVG Viewer detector needs improving... It indicates I have no 
SVG 
 Viewer while I see your entry page with IE 5.5 with ASV3.01.
 
 Same when clicking ENTER SIMULATION, but at least I can CONTINUE 
 ANYWAYS...
 
 BTW, I wonder why you open a secondary window. I dislike this 
practice 
 as often it opens too much needless windows. The French LaPoste 
site is 
 a bad example of this practice. After all, if I want a distinct 
window, 
 I know how to open it when clicking on a link...
 
 Well, that's a minor issue.
 
 Funny and nice progress bar.
 
 First impression: wow! Very nice. Both elegant and functionnal.
 Well, I have an old computer: a PII300 running Win98SE. I move a 
window, 
 I have to wait several seconds before it moves to the mouse 
position...
 Same for tab switching, I counted up to 4.
 Well, of course, my machine is obsolete, and that's not your fault, 
it 
 is more a known problem with ASV3. Don't aim low in quality... I 
wonder 
 how it will be in Renesis...
 
 I know nothing about such bikes, but I am impressed to see so many 
 parameters, including measures of the biker parts...
 
 OK, I played a bit, but it is clearly unmanageable on my computer...
 But congratulations, obviously a lot of work went into this 
application. 
 Very very impressive.
 
 -- 
 Philippe Lhoste
 --  (near) Paris -- France
 --  http://Phi.Lho.free.fr
 --  For servers mangling my From and Reply-To fields,
 --  please send private answers to PhiLho(a)GMX.net
 --  --  --  --  --  --  --  --  --  --  --  --  --  --

hi,

thanks for pointing out the ie5.5 issue to me. there certainly seems 
to be a bug in the plugin check. i think i might as well reactivate 
an old pentium200, that has not been used in years and install 
windows98 or so to check that.

about opening an extra window: i am still a little uncertain about 
how to really do it. opening in an extra window makes my screen 
crowded (especially since help/feedback/... again open windows), but 
it gives me the opportunity to enter the application in a moderate 
sized window. not doing so might lead to the application opening in 
full 1600/1200, slowing things down considerably.

don't know yet which issue to consider more important

best regards,

hannes






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[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-19 Thread higorion
thanks for all feedback posted so far.


i will think about andreas' comment about the at your own risk 
link, maybe i can come up with a cleaner way to do this.

thanks for pointing out the correct mime type also. i never really 
thought about one of them being right and the other one wrong. will 
be fixed.

as for the plugin check, i have abandoned the idea of doing it 
completely in javascript, and have resigned to the old way of 
loading a hidden svg, which, after having loaded successfully, 
redirects to another page. that page then calls back to the main 
interface.
on the page containing the svg there is a meta refresh tag, which, in 
case the svg does not redirect earlier, calls an error page, that, in 
return, also calls back to the main interface.
depending on the type of callback, i display the warning or not.
the progress bar animation runs approximately the same amount of time 
that the meta refresh tag waits, and is mainly there to give the 
impression that something is happening and also to attract the user's 
attention to the entry point of the simulation.

i will try to find out why the check is not working under linux oder 
macOsX as soon as possible.

there is still loads of work to do, primarilly in the backend: saving 
and retrieving, dxf export, jpg- and pdf conversion. also, i am 
working on a small http server, that will make it possible to run the 
application offline on a single machine. that way, one would still 
be able to use one's favorite browser, while the server will grant 
(controlled) access to the local file system.


best regards,

hannes









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[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-18 Thread Andreas Neumann
very cool! 
 
I have no idea about bikes and don't understand all the 
parameters ... 
 
I have one suggestion about the plugin detection: 
 
on Linux and MacOSX the plugin detection does not work correctly, 
although your project works fine and the plugin is present. I would 
suggest that you do not hide the link where one can go on at his own 
risk without plugin detection. I was first struggling to find the 
link where to go on ... 
 
Other than that I think it is a very cool SVG application. I cannot 
give you any specific feedback though, since I am not a mountain 
biker and don't know all the parameters. But I like the 
interactivity and tooltips that you created. 
 
Andreas 
 
--- In svg-developers@yahoogroups.com, higorion [EMAIL PROTECTED] 
wrote: 
 this is a tool to simulate several suspension related properties 
of  
 mountainbikes. 
  
 a first presentation in front of some mountainbike guys at the 
bike- 
 festival in riva-del-garda/italy turned out quite good.  
  
 even though it is not finished yet, i would be glad about comments 
from  
 the svg community also, for now there is still enough time left 
for  
 constructive critisism and posible changes. 
  
 it has been tested with asv3+6, and it should not be too much 
hassle to  
 adapt it to run with mozilla svg also. 
  
 if you are interested, have a look at: 
http://www.igorion.com/_susp_dev/ 
  
 best regards,  
  
 hannes 




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[svg-developers] Re: svg mountainbike simulation, comments requested

2005-05-18 Thread skatethere
--- In svg-developers@yahoogroups.com, Holger Will [EMAIL PROTECTED]
wrote:
 higorion wrote:
 
  this is a tool to simulate several suspension related properties
of
  mountainbikes.

 Wow! that looks  impressive, great job. i especially like your
windows, 
 very nice!!.
[...]
 another thing is that it doesnt work in  the linux version of ASV3,
but 
 this version is extremely bugy, so i would care to much.
 it would be great if you could make this run in mozilla native SVG
as well.

Well, I don't think that's exactly true. Under Mozilla(Firefox), the
mouse interactions don't work (which is a Firefox/ASV bug), but with
Konqueror/ASV3.1, it works fine for me under Linux.

For any SVG application that uses mousedown/mousemove events, I always
use Konqueror/ASV, since Konq implements the older NS4 plugin API that
ASV was designed for.
 
Thanks,
  --kirby




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